I-7000 series aluminium alloy iyingxubevange ye-aluminium eqinisiwe ekwazi ukumelana nokushisa enezinc njengento eyinhloko yengxubevange. Futhi izakhi ezengeziwe ezifana ne-magnesium nethusi zikunikeza izinzuzo ezintathu ezibalulekile: amandla aphezulu, isisindo esincane, nokumelana nokugqwala. Lezi zakhiwo ziyenza isebenze kabanzi emikhakheni enezidingo eziqinile zokusebenza kwezinto. Inkampani yethu igxile ekuhlinzekeni ngemikhiqizo ye-aluminium alloy esezingeni eliphezulu engu-7000, okuhlanganisa ipuleti le-aluminium, induku ye-aluminium, ishubhu le-aluminium kanye nomshini, konke okungenziwa ngokwezifiso ngokwezidingo zakho.
Manje sesikunikeza incazelo enemininingwane nephelele yezimpawu ezisemqoka kanye nobubanzi bohlelo lokusebenza lwe7000 uchungechunge aluminium ingxubevange.
I. Izici Zokusebenza
Amandla Aphakeme
Ngemuva kokwelashwa okufanelekile kokushisa, ingxubevange engu-7000 yochungechunge lwe-aluminium ingafinyelela amandla aphezulu kakhulu, iyenze ibe uhlobo oluqine kakhulu lwengxube ye-aluminium etholakalayo njengamanje. Isibonelo, ingxubevange ye-7075 aluminium inamandla aqinile acishe abe ngu-560MPa namandla okukhiqiza acishe abe ngu-500MPa. Leli zinga lamandla linikeza izinzuzo ezibalulekile ekukhiqizeni izingxenye zesakhiwo ezidinga ukuthwala imithwalo esindayo. Isici samandla aphezulu sisuka kumphumela we-synergistic wezinto eziningi ku-alloy. Izinto ezifana ne-zinc, i-magnesium, ne-copper zakha izigaba zokuqinisa ngesikhathi sokwelashwa kwesixazululo nezinqubo zokuguga, ngaleyo ndlela zithuthukisa ngokuphawulekayo amandla e-alloy.
Excellent Fatigue Resistance
Uma ingaphansi kwemithwalo eshintshanayo ephindaphindiwe, ingxubevange ye-7000 yochungechunge ingagcina ukusebenza kwesakhiwo okuzinzile, inciphise ngempumelelo ingozi yokuphuka kokukhathala. Lesi sakhiwo siyenza ifaneleke kakhulu izingxenye ze-aerospace ezingaphansi kwengcindezi eshintshanayo yesikhathi eside, njengamagiya okuhlalisa indiza nama-wing spars. Ukumelana nokukhathala kwayo kuzuzisa ezicini ze-alloy microstructural. Izinhlamvu ezifanayo nezicolekileyo, kanye nezigaba zokuqinisa ezihlakaziwe, zingavimbela ukuqaliswa nokusakazwa kwemifantu, ngaleyo ndlela kwandise ukuphila kokukhathala kwezinto.
Ukumelana Nokugqwala Okumaphakathi
Ukumelana nokugqwala kwe-7000 uchungechunge aluminium ingxubevangeingaphansi kancane kunaleyo yochungechunge lwe-aluminium alloy engu-5000 (esebenzisa i-magnesium njengengxenye eyinhloko yengxubevange futhi inokumelana nokugqwala okuhle), iwela esigabeni esisesilinganisweni. Ezindaweni ezonakalisayo njengezimo ezinomswakama nesaline, ingxubevange ye-7000 yochungechunge ijwayele ukugqwala ngaphandle kokuphathwa kahle kwendawo. Kodwa-ke, ngezinqubo zokwelashwa kwendawo efana ne-anodizing, ukupenda, kanye ne-electroplating, ukumelana kwayo nokugqwala kungathuthukiswa kakhulu, kuyenze ikwazi ukuhlangabezana nezidingo zokusetshenziswa ezindaweni ezihlukahlukene eziyinkimbinkimbi.
I-Machinability kanye ne-Weldability
I-7000 yochungechunge lwe-aluminium alloy inokusebenziseka okuthile futhi ingakhiwa kusetshenziswa amasu okucubungula ahlukahlukene njengokufoja, ukukhipha, nokugingqa. Kodwa-ke, uma kuqhathaniswa nochungechunge lwe-aluminium alloy engu-6000 (esebenzisa i-magnesium ne-silicon njengezici eziyinhloko ze-alloying futhi inokusebenza okuhle kokucubungula), uchungechunge lwe-aluminium alloy engu-7000 lunzima kakhulu ukulucubungula futhi ludinga imishini yokucubungula eqinile kanye nemingcele yenqubo. Mayelana nokushisela, i-7000 series aluminium alloy inokushisela okungekuhle. Ngesikhathi senqubo yokushisela, amaphutha afana nokuqhekeka kanye nama-pores kungenzeka ukuthi avele, okudinga ukusetshenziswa kwezinqubo ezikhethekile ze-welding kanye nezinto zokugcwalisa ukuze kuqinisekiswe ikhwalithi yamalunga ahlanganisiwe.
II. Izinqubo Zokwelapha Ukushisa
Ukusebenza kwe-7000 yochungechunge lwe-aluminium alloy kakhulu kuncike ezinqubweni zokwelashwa kokushisa. Izinqubo ezijwayelekile zokwelapha ukushisa zihlanganisa ukwelashwa kwesixazululo, ukucisha, nokwelashwa kokuguga.
Ukwelashwa Kwesixazululo
I-7000 yochungechunge lwe-aluminium alloy ishisiswe ekushiseni okuthile ukuze incibilike ngokugcwele izigaba zokuqinisa ku-matrix, yakha isixazululo esiqinile esifanayo. Le nqubo ingathuthukisa i-plasticity ye-alloy kanye nokuqina, ibeke isisekelo sokwelashwa okulandelayo kokuguga. Izinga lokushisa kanye nesikhathi sokwelashwa kwesixazululo kudinga ukulawulwa ngokunembile ukuze kuqinisekiswe ukuthi izigaba zokuqinisa zihlakazwa ngokugcwele futhi kugwenywe amaphutha njengokushiswa ngokweqile.
Ukucisha
Ngemuva kokwelashwa kwesisombululo, i-aluminium alloy ipholiswa ngokushesha ukuze ivimbele izigaba zokuqinisa ukuthi zingadli, ngaleyo ndlela igcine isimo sesixazululo esiqinile emazingeni okushisa aphezulu. Izinga lokupholisa ngesikhathi sokucisha lithinta kakhulu ukusebenza kwe-alloy. Ukushesha kakhulu izinga lokupholisa lingase libangele ukucindezeleka okukhulu kwangaphakathi ku-alloy, kuze kuholele ekuguqukeni nasekuqhekekeni; ukuhamba kancane kakhulu izinga lokupholisa lizokwenza ukuthi izigaba zokuqinisa zihle ngaphambi kwesikhathi, kunciphisa umphumela wokuqinisa we-alloy.
Ukwelapha Ukuguga
Ingxubevange ye-aluminium ecishiwe isesimweni sokumetastable. Ngokusebenzisa ukwelashwa kokuguga (okuhlukaniswe ukuguga kwemvelo nokuguga okwenziwa), kugcinwa ezingeni lokushisa elithile isikhathi esithile, okuvumela ama-athomu e-solute e-supersaturated kusixazululo esiqinile ukuthi aphuze kancane kancane futhi akhe izigaba zokuqinisa ezihlakazekile, ngaleyo ndlela andise amandla nobulukhuni bengxubevange. Ukuguga kwemvelo kwenzeka ekamelweni lokushisa. Nakuba inqubo yokuguga ihamba kancane, ingakwazi ukuzuza ukusebenza okungcono okuphelele. Ukuguga okwenziwayo, ngakolunye uhlangothi, kwenziwa ezingeni lokushisa eliphakeme, ngesivinini sokuguga esisheshayo esingafinyelela ngokushesha amandla adingekayo. Nokho, kungase kube nomthelela othile ekuqineni kwengxubevange.
III. Amabanga Avamile Nezindawo Zokufaka Isicelo
I-7075 Aluminium Alloy
I-7075 aluminium alloy ingelinye lamabanga okuqala futhi asetshenziswa kakhulu emndenini we-7000 we-aluminium alloy. Ngenxa yamandla ayo aphezulu nokuqina okuhle, isetshenziswa ngokuvamile ekwenzeni izingxenye zendiza ezithwala umthwalo obalulekile, njengama-wing spars, amafreyimu e-fuselage, namagiya okuhlala phansi. Emkhakheni we-aerospace, ukusetshenziswa kwe-7075 aluminium alloy kunomlando omude futhi kuye kwaba negalelo elibalulekile ekuthuthukisweni kwendiza engasindi nokusebenza okuphezulu. Ngaphezu kwalokho, i-7075 aluminium ingxubevangeiphinde isetshenziswe ezintweni zezemidlalo ezisezingeni eliphezulu, njengamafreyimu amabhayisikili namakilabhu egalofu, ukuze kuhlangatshezwane nezidingo zabathandi bezemidlalo zamandla aphezulu nezinsimbi ezingasindi.
I-7050 Aluminium Alloy
I-7050 aluminium alloy inomklamo wokuqamba olungiselelwe. I-Zirconium (Zr) isetshenziswa esikhundleni se-chromium (Cr) ukuze kucwengwe okusanhlamvu, kuyilapho kukhulisa okuqukethwe kwethusi (Cu) futhi kulungiswa isilinganiso sesisindo se-zinc (Zn) kuya ku-magnesium (Mg). Lokhu kuyinikeza amandla aphezulu, ukumelana kahle nokugqwala kwengcindezi, nokuqina kokuphuka. Emkhakheni we-aerospace, i-7050 aluminium alloy isetshenziswe ngempumelelo ezingxenyeni ezibalulekile zesakhiwo sezindiza ze-F/A - 18 kanye nezindiza ze-Boeing 777, ezifana nama-wing spars namafreyimu e-fuselage. Ngaphezu kwalokho, ingxubevange ye-7050 aluminium isetshenziswa kancane kancane ezitimeleni ezinesivinini esikhulu, embonini yezimoto, nakweminye imikhakha ukwenza izingxenye ezidinga ukumelana nemithwalo emikhulu nezingcindezi eziyinkimbinkimbi.
Ngokuthuthuka okusheshayo kwezimboni ezifana ne-aerospace, ukuvikela izwe kanye nezempi, kanye nokukhiqizwa kwemishini ephezulu, izidingo eziphakeme zibekwe ekusebenzeni kwe-7000 series aluminium alloys. Ngokuzayo, ukuthuthukiswa kwama-alloys angu-7000 ochungechunge kuzoqhubekela emandleni aphezulu, ukuqina okuphezulu, ukumelana nokugqwala okungcono, nokusebenza okuhle kakhulu okubanzi. Ngokuthuthukisa idizayini yokwakheka kwengxubevange, ukuthuthukisa izinqubo zokwelashwa kokushisa kanye nobuchwepheshe bokwelashwa kwendawo, kanye nokuthuthukisa amasu amasha okucubungula nokukhiqiza, ukusebenza kanye nekhwalithi yama-alloys angu-7000 ochungechunge lwe-aluminium kuzothuthukiswa ngokuqhubekayo ukuze kuhlangatshezwane nezidingo ezikhulayo zohlelo lokusebenza. Njengomphakeli ohamba phambili we-aluminium alloy embonini, asihlinzeki nje kuphela ngamapuleti e-aluminium yochungechunge lwezinga eliphezulu angu-7000, imigoqo, namashubhu kodwa futhi sihlonyiswe ngemishini ethuthukisiwe njengezikhungo zemishini ye-CNC, amalaphu e-CNC, nemishini yokugaya enembile. Sisekela isevisi yenqubo egcwele kusukela ekuhlinzekweni kokubalulekile kuya ekucutshungulweni komkhiqizo oqediwe ukuze siqinisekise ukuthi imikhiqizo ethunyelwe ihlangabezana nezindinganiso eziqinile. Xhumana nathi manje ukuze uthole izixazululo ezenziwe ngokwezifiso zama-alloys angu-7000 ochungechunge lwe-aluminium!
Isikhathi sokuthumela: Jun-03-2025